Home / 1,115,701,068.36-1,673,034,451.12-416,005,335.40

Finding the Fourth Proportional to 1,115,701,068.36, 1,673,034,451.12 and 416,005,335.40

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Solution

The fourth proportional to 1,115,701,068.36, 1,673,034,451.12 and 416,005,335.40 is: 623,815,175.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,701,068.36 : 1,673,034,451.12 = 416,005,335.40 : x
  2. Step 2: Convert to fraction form
    1,115,701,068.36/1,673,034,451.12 = 416,005,335.40/x
  3. Step 3: Cross multiply
    1,115,701,068.36x = 1,673,034,451.12 × 416,005,335.40
  4. Step 4: Simplify right side
    1,115,701,068.36x = 695,991,257,973,930,368
  5. Step 5: Solve for x
    x = 695,991,257,973,930,368/1,115,701,068.36
  6. Step 6: Final answer
    x = 623,815,175.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.